CN116712263A - A bed-chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients - Google Patents

Abstract

The invention discloses a bed and chair integrated multipurpose moving nursing robot for paralytic patients, which comprises a base and Mecanum wheels arranged at four corners of the lower end of the base, wherein the upper end of the base is connected with a top frame through an X-shaped supporting rod, the X-shaped supporting rod is controlled by a lifting mechanism to lift up and down, the front end and the rear end of the top frame are respectively hinged with a backrest frame and a curved leg frame, a plurality of overturning electric push rods are respectively hinged with the bottoms of the backrest frame and the curved leg frame through connecting rods, folding mechanisms are arranged on the back surfaces of the backrest frame and the curved leg frame and are used for controlling overturning actions of side frames, the middle part of the base is hinged with side electric push rods, the side electric push rods are hinged with the side frames hinged at two sides of the top frame, a plurality of roller shafts are respectively arranged on the backrest frame and the curved leg frame, and a conveying belt is sleeved on the roller shafts, and the roller shafts are driven by an active motor. The invention can transfer the patient back and forth from the sickbed, can serve a plurality of patients and realizes one machine for multiple purposes.

Description

A bed-chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients

Technical field

The invention relates to the technical field of nursing robots, and in particular to a bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients.

Background technique

Due to the increasing incidence of cardiovascular and cerebrovascular diseases, the number of hemiplegic patients is increasing year by year. Paralyzed patients lack the ability to move, cannot take care of themselves, and are even bedridden all year round. They need assistive equipment or human help to complete their daily lives; nursing work is difficult.

At present, when moving paralyzed patients, multiple people are used to lift, lie down, double arms and bed and chair integrated methods. When multiple people lift and hold the patient, a slight improper operation may aggravate the patient's pain and increase the work intensity of the caregiver; when moving the patient prone, the patient needs to remain in a sitting position, which limits its application to patients with paralysis of the lower limbs. The transfer of patients has limitations; when lifting a patient with both arms, the arms need to be inserted into the lower part of the patient's body to lift and move, and this process requires manual assistance. Improper insertion methods may cause secondary injuries to the patient. ; In summary, the existing bed-chair integrated transfer nursing robot cannot transfer patients back and forth from the hospital bed, and one bed can only serve one patient, so the cost of widespread promotion in hospitals is high.

Contents of the invention

In order to solve the shortcomings and shortcomings of the existing technology, a bed-chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients is provided, which can transfer patients back and forth from the hospital bed, can serve multiple patients, and achieve multiple uses in one machine.

In order to achieve the purpose of the present invention, a bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients is provided, which includes a base and Mecanum wheels arranged at the four corners of the lower end of the base. The Mecanum wheels are driven by a walking motor. , the upper end of the base is connected to a top frame through an , both sides of the backrest frame, top frame and curved leg frame are hinged with side frames through lockable gas springs, and a plurality of flipping electric push rods are provided on the base, and a plurality of the flipping electric push rods pass through The connecting rod is hinged with the bottom of the backrest frame and the curved leg frame. The back sides of the backrest frame and the curved leg frame are equipped with folding mechanisms. The folding mechanism is used to control the side frames hinged on both sides of the backrest frame and the curved leg frame. flipping action, the middle part of the base is hinged with side electric push rods, and the side electric push rods are hinged with the side frames hinged on both sides of the top frame. The backrest frame, top frame, and curved leg frame are all equipped with A plurality of rollers are mounted with conveyor belts. The rollers are driven by active motors. The backrest frame, top frame, and curved leg frame are all provided with slide rail seats. Inside the slide rail seats A sliding rack is provided for sliding movement, and the sliding rack is fixedly connected to the sliding plate. The roller shaft is rotated on the sliding plate, and the sliding plate is driven by a transmission mechanism.

As a further improvement of the above solution, the transmission mechanism is composed of a transmission motor and a gear set. The gear set is provided with a plurality of intermeshing transmission gears. The transmission gears are meshed with the sliding rack. The transmission gears Driven by transmission motor.

As a further improvement of the above solution, transverse plates are symmetrically arranged on both sides of the base, and a sliding plate is slidably provided in the transverse plate. The lifting mechanism includes a lifting motor and a screw rod. The connection between the screw rod and the lifting motor is The output shaft is connected, and the screw rod is equipped with a driving gear. The driving gear meshes with the rack for transmission. The rack is fixedly connected to the sliding plate. One end of the lower part of the X-shaped support rod is hinged with the transverse plate. The other end is hinged to the transverse plate. One end is hinged with the sliding plate.

As a further improvement of the above solution, one end of the lower part of the X-shaped support rod is hinged with the sliding plate through a guide shaft, and a guide groove is provided on the transverse plate corresponding to the guide shaft.

As a further improvement of the above solution, the folding mechanism includes a folding electric push rod. The folding electric push rod is hinged with the back of the backrest frame or the curved leg frame. The piston rod of the folding electric push rod is hinged with two connecting rods. , the other ends of the two connecting rods are respectively hinged with the side frames.

As a further improvement of the above solution, a penetrating toilet mouth is provided on the conveyor belt located on the top frame.

As a further improvement of the above solution, a slide rail is provided at the bottom of the top frame, and a bedpan is slidably provided in the slide rail.

As a further improvement of the above solution, the Mecanum wheel is installed on a support base, and the support base is connected to the base through a spring.

As a further improvement of the above solution, a bottom plate is provided at the lower end of the base, a linear bearing is provided on the bottom plate, a guide post is slidably provided in the linear bearing, the lower end of the guide post is connected to the support seat, and the spring Set on the guide post.

As a further improvement of the above solution, the roller shaft includes a driving roller and a driven roller, and the driving roller is driven by a driving motor.

The beneficial effects of the present invention are:

Compared with the existing technology, the present invention provides a bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients. It moves through the Mecanum wheel so that the mechanism is close to the hospital bed, and the X-shaped support rod is controlled by a lifting mechanism. Lift up and down to dock with the hospital bed, and then insert part of the tip of the conveyor belt under the patient's body. The transmission motor and gear set can drive the sliding plate to move, driving the conveyor belt to extend out of this plane and dock with the hospital bed, so that this part of the wedge-shaped surface can be The part is inserted under the patient's body, and then the roller rotates with the conveyor belt to transfer the patient to the nursing bed; if it is necessary to convert the nursing bed into a wheelchair, the backrest frame and bent leg frame rotate around the top frame to support the patient. The patient rises to a sitting position; the side frames on both sides of the top frame rotate to form an armrest module to restrain the patient's body and prevent falls due to improper operation; the two folding mechanisms act to fold the side frames on both sides of the backrest frame and curved leg frame inwardly , making the structure more compact. In the wheelchair state, it can be connected to the toilet through the toilet mouth, making it convenient for patients to use the toilet. The invention can be used as both a transfer bed and a wheelchair, providing an option for a multi-purpose special nursing robot and reducing application costs.

Description of the drawings

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, wherein:

Figure 1 is a schematic structural diagram of the transfer bed of the present invention;

Figure 2 is a schematic structural diagram of Figure 1 from another angle;

Figure 3 is a schematic structural diagram of Figure 1 with part of the conveyor belt removed;

Figure 4 is a schematic structural diagram of the wheelchair according to the present invention;

Figure 5 is a schematic structural diagram of Figure 4 from another angle;

Figure 6 is a schematic structural diagram of Figure 4 with part of the conveyor belt removed;

Figure 7 is a schematic structural diagram of the X-shaped support rod, lifting mechanism and other components of the present invention;

Figure 8 is a schematic structural diagram of Figure 7 from another angle;

Figure 9 is a schematic structural view of the backrest frame, top frame, and curved leg frame of the present invention without the sliding plates extending;

Figure 10 is a schematic structural diagram of the sliding plate extending out on the backrest frame, top frame, and curved leg frame of the present invention.

Detailed ways

As shown in Figures 1 to 10, the present invention provides a bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients, including a base 1 and Mecanum wheels 2 arranged at the four corners of the lower end of the base 1. The wheel 2 is installed on the support base 27, and the support base 27 is connected to the base 1 through a spring 28. The lower end of the base 1 is provided with a bottom plate 29, and a linear bearing 30 is provided on the bottom plate 29. A guide post 31 is provided slidingly inside the linear bearing 30. The lower end of the guide post 31 is connected to the support base 27, and a spring 28 is set on the guide post 31. Mecanum The wheel 2 is driven by the traveling motor 3. The upper end of the base 1 is connected to the top frame 5 through the A sliding plate 17 is slidably provided in the transverse plate 16. The lifting mechanism includes a lifting motor 18 and a screw rod 19. The screw rod 19 is connected to the output shaft of the lifting motor 18, and a driving gear 20 is mounted on the screw rod 19. The driving gear 20 is connected to the output shaft of the lifting motor 18. The rack 21 is engaged and driven, and the rack 21 is fixedly connected to the sliding plate 17. One end of the lower part of the X-shaped support rod 4 is hinged with the transverse plate 16, and the other end is hinged with the sliding plate 17 through a guide shaft. The corresponding guide shaft is provided on the transverse plate 16. Guide groove 22. The front and rear ends of the top frame 5 are respectively hinged with a backrest frame 6 and a curved leg frame 7. Both sides of the backrest frame 6, the top frame 5 and the curved leg frame 7 are hinged with side frames 12 through lockable gas springs 8. A plurality of flipping electric push rods 9 are provided on the base 1. The plurality of flipping electric push rods 9 are respectively hinged with the bottoms of the backrest frame 6 and the curved leg frame 7 through connecting rods 10. The back sides of the backrest frame 6 and the curved leg frame 7 are both provided. There is a folding mechanism, which is used to control the flipping action of the side frames 12 hinged on both sides of the backrest frame 6 and the curved leg frame 7. The middle part of the base 1 is hinged with a side electric push rod 11, and the side electric push rod 11 is hinged with the side frame 12. The side frames 12 on both sides of the top frame 5 are hinged. A plurality of rollers 13 are provided on the backrest frame 6, the top frame 5, and the curved leg frame 7. The plurality of rollers 13 are equipped with conveyor belts 14. The rollers 13 are driven by The motor is driven by 35, and the backrest frame 6, top frame 5, and curved leg frame 7 are all provided with slide rail seats 32. A sliding rack 33 is provided in the sliding rail seat 32, and the sliding rack 33 is fixedly connected to the sliding plate 34. The roller shaft 13 is rotated and arranged on the sliding plate 34. The sliding plate 34 is driven by a transmission mechanism. The transmission mechanism is composed of a transmission motor 15 and a gear set 100. The gear set is provided with a plurality of transmission gears that mesh with each other. The transmission gears and the sliding rack 33 Meshing connection, the transmission gear is driven by the transmission motor 15.

The folding mechanism includes a folding electric push rod 23. The folding electric push rod 23 is hinged with the back of the backrest frame 6 or the curved leg frame 7. The piston rod of the folding electric push rod 23 is hinged with two connecting rods 24. The two connecting rods 24 are hinged. The other end is hinged with the side frame 12 respectively. By folding the electric push rod 23, the two side frames 12 are driven to rotate, and the side frames 12 on both sides of the backrest frame 6 and the curved leg frame 7 are folded inward, making the structure more compact.

In the present invention, a penetrating toilet port 25 is provided on the conveyor belt 14 located on the top frame 5. In the wheelchair state, the toilet port 25 can be connected to the toilet, making it convenient for patients to use the toilet. In the present invention, a slide rail is provided at the bottom of the top frame 5, and a bedpan 26 is slidably provided in the slide rail.

The roller shaft 13 includes a driving roller 131 and a driven roller 132 . The driving roller 131 is driven by a driving motor 35 .

The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments can be combined with each other to form new embodiments. The above embodiments are only used to illustrate the technical solution of the present invention but not to limit it. Any modifications or equivalent substitutions that do not depart from the spirit and scope of the present invention shall be included in the scope of the technical solution of the present invention.

Claims (10)

1. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients, which is characterized by: including a base and Mecanum wheels arranged at the four corners of the lower end of the base. The Mecanum wheels are driven by a walking motor, so The upper end of the base is connected to a top frame through an Both sides of the backrest frame, top frame and curved leg frame are hinged with side frames through lockable gas springs. The base is provided with a plurality of flipping electric push rods, and the plurality of flipping electric push rods are connected through connecting rods respectively. It is hinged to the bottom of the backrest frame and the curved leg frame. The backs of the backrest frame and the curved leg frame are equipped with folding mechanisms. The folding mechanism is used to control the flipping of the side frames hinged on both sides of the backrest frame and the curved leg frame. Action, the middle part of the base is hinged with side electric push rods, and the side electric push rods are hinged with the side frames hinged on both sides of the top frame. The backrest frame, top frame, and curved leg frame are all provided with multiple Rollers, a plurality of rollers are covered with conveyor belts, and the rollers are driven by active motors. The backrest frame, top frame, and curved leg frame are all provided with slide rail seats, and the slide rail seats are slidably arranged. There is a sliding rack, the sliding rack is fixedly connected to the sliding plate, the roller is rotatably arranged on the sliding plate, and the sliding plate is driven by a transmission mechanism. 2. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1, characterized in that: the transmission mechanism is composed of a transmission motor and a gear set, and the gear set is provided with a plurality of Intermeshing transmission gears, the transmission gears are meshed with the sliding rack, and the transmission gears are driven by a transmission motor. 3. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1 or 2, characterized in that: transverse plates are symmetrically arranged on both sides of the base, and the transverse plates slide inside A sliding plate is provided, and the lifting mechanism includes a lifting motor and a screw rod. The screw rod is connected to the output shaft of the lifting motor, and a driving gear is mounted on the screw rod. The driving gear meshes with the rack for transmission. The rack is fixedly connected to the sliding plate, one end of the lower part of the X-shaped support rod is hinged to the transverse plate, and the other end is hinged to the sliding plate. 4. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 3, characterized in that: one end of the lower part of the X-shaped support rod is hinged with the sliding plate through a guide shaft, and the transverse A guide groove is provided on the board corresponding to the guide shaft. 5. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1, characterized in that: the folding mechanism includes a folding electric push rod, and the folding electric push rod and the backrest frame Or the back side of the curved leg frame is hinged. The piston rod of the folding electric push rod is hinged with two connecting rods, and the other ends of the two connecting rods are hinged with the side frame respectively. 6. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1, characterized in that: the conveyor belt located on the top frame is provided with a penetrating toilet mouth. 7. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 6, characterized in that: the bottom of the top frame is provided with a slide rail, and a bedpan is slidably provided in the slide rail. . 8. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1, characterized in that: the mecanum wheel is installed on a support base, and the support base is connected to the base through a spring connect. 9. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 8, characterized in that: a bottom plate is provided at the lower end of the base, and a linear bearing is provided on the bottom plate, and the linear bearing A guide post is slidably provided in the bearing, the lower end of the guide post is connected to the support seat, and the spring is sleeved on the guide post. 10. A bed and chair integrated one-machine multi-purpose moving and nursing robot for paralyzed patients according to claim 1, characterized in that: the roller shaft includes an active roller and a driven roller, and the active roller is composed of an active roller and a driven roller. motor driven.